body {
    margin: 0;
    padding: 0;
    font-family: sans-serif;
}
#root,.sd-content{
    width: 100%;
    height: 100%;
}
.sd-loding{
    z-index: 100000;
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}
.loginTitle{
    text-align: center;
}
.loginCon{
    text-align: center;
    padding:40px;
}


/****基础样式****/
.sd-hide{
    display: none;
}
.sd-clearfix:after{
    content: ' ';
    display: block;
    clear: both;
    visibility:hidden;
    line-height: 0;
    height:0;
}